<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head>
	<meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
	<title>Document</title>
	<style type="text/css">
		*{
			margin: 0;
			padding: 0;
		}
		ul{
			border: 1px solid #000;
			height: 100px;
			list-style: none;
		}
		ul li{
			float: left;
			width: 120px;
			height: 40px;
			margin-left: 40px;
			background-color: orange;
		}
		ul li.no1{
			margin-left:20px;
		}
	</style>
</head>
<body>
	<ul>
		<li class="no1"></li>
		<li></li>
		<li></li>
		<li></li>
		<li></li>
		<li></li>
	</ul>
</body>
</html>